Issued Patents 2021
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11125070 | Real time drilling monitoring | Wei Chen, Gang Xu, Guishui Zheng, Rongbing Chen, Riadh Boualleg +3 more | 2021-09-21 |
| 11073009 | Drilling energy calculation based on transient dynamics simulation and its application to drilling optimization | Wei Chen, Christopher C. Bogath, Richard John Harmer, Yani Dong, Chanhui Bin +1 more | 2021-07-27 |
| 10989038 | Rate of penetration drilling operation controller | Zhengxin Zhang, Wei Chen | 2021-04-27 |
| RE48524 | Cutting elements having cutting edges with continuous varying radii and bits incorporating the same | Youhe Zhang, Michael Janssen | 2021-04-20 |
| RE48455 | Rolling cutter | Youhe Zhang, Zhou Yong, Jiaqing Yu, Madapusi K. Keshavan | 2021-03-02 |
| 10920561 | Drilling assessment system | Yaou Wang, Fei Li, Eric Wilshusen | 2021-02-16 |
| 10900288 | Slide drilling system and method | Sujian Huang, Cesar Pena, Oney Erge | 2021-01-26 |